// The MIT License (MIT)
//
// Copyright (c) 2015 FPT Software
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.

#import "MDSliderIcon.h"

@implementation MDSliderIcon {
  UIImageView *imageView;
  NSArray *constraintsArray;
  NSDictionary *viewsDictionary;
}

- (instancetype)init {
  if (self = [super init]) {
    imageView = [[UIImageView alloc] init];
    [self setupContraints];
  }
  return self;
}

- (void)setupContraints {
  [self addSubview:imageView];

  imageView.translatesAutoresizingMaskIntoConstraints = NO;
  viewsDictionary = NSDictionaryOfVariableBindings(imageView);
  NSArray *constraints =
      [NSLayoutConstraint constraintsWithVisualFormat:@"V:|-0-[imageView]-0-|"
                                              options:0
                                              metrics:nil
                                                views:viewsDictionary];
  [self addConstraints:constraints];
  constraints =
      [NSLayoutConstraint constraintsWithVisualFormat:@"H:|-0-[imageView]-0-|"
                                              options:0
                                              metrics:nil
                                                views:viewsDictionary];
  [self addConstraints:constraints];
}

#pragma mark public function

- (void)setImage:(UIImage *)image {
  [imageView setImage:image];
}

- (BOOL)hasContent {
  return imageView.image != nil;
}

@end
